chore: Fix flaky testCreateAndUpdateTableWithPolicyTags test (googleapis#4122)

lqiu96 · web-flow · commit bc5ddaf57bd5 · 2026-03-02T11:19:25.000-05:00
diff --git a/java-bigquery/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java b/java-bigquery/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java
@@ -2082,8 +2082,12 @@ void testCreateAndUpdateTableWithPolicyTags() throws IOException {
               .setParent(String.format("projects/%s/locations/%s", PROJECT_ID, "us"))
               .setTaxonomy(
                   Taxonomy.newBuilder()
-                      // DisplayName must be unique across org
-                      .setDisplayName(String.format("testing taxonomy %s", Instant.now().getNano()))
+                      // DisplayName must be unique across org. Use UUID rather than time to ensure
+                      // no collisions
+                      // from parallel test invocations
+                      .setDisplayName(
+                          String.format(
+                              "testing taxonomy %s", UUID.randomUUID().toString().substring(0, 8)))
                       .setDescription("taxonomy created for integration tests")
                       .addActivatedPolicyTypes(PolicyType.FINE_GRAINED_ACCESS_CONTROL)
                       .build())
